linux-kernel - Re: [PATCH v3 5/5] mm/page_alloc: Introduce memhotplug version of free_area_init

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Message-ID: <20180726073807.GA22028@techadventures.net>
Date:   Thu, 26 Jul 2018 09:38:07 +0200
From:   Oscar Salvador <osalvador@...hadventures.net>
To:     akpm@...ux-foundation.org
Cc:     mhocko@...e.com, vbabka@...e.cz, pasha.tatashin@...cle.com,
        mgorman@...hsingularity.net, aaron.lu@...el.com,
        iamjoonsoo.kim@....com, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, dan.j.williams@...el.com,
        Oscar Salvador <osalvador@...e.de>
Subject: Re: [PATCH v3 5/5] mm/page_alloc: Introduce memhotplug version of
 free_area_init_core

On Thu, Jul 26, 2018 at 12:01:44AM +0200, osalvador@...hadventures.net wrote:
>  extern void free_initmem(void);
> +extern void free_area_init_core_hotplug(int nid);

The declaration should be wrapped with an #ifdef CONFIG_MEMORY_HOTPLUG.

> +void __paginginit free_area_init_core_hotplug(int nid)
> +{
> +	enum zone_type j;
> +	pg_data_t *pgdat = NODE_DATA(nid);
> +
> +	pgdat_init_internals(pgdat);
> +	for(j = 0; j < MAX_NR_ZONES; j++) {
> +		struct zone *zone = pgdat->node_zones + j;
> +		zone_init_internals(zone, j, nid, 0);
> +	}
> +}

The same applies here

-- 
Oscar Salvador
SUSE L3